The Brian Crower heavy-duty single spring and steel retainer kit is specified for Toyota 2JZ-GTE and Lexus 2JZ-GE engines and rated for 800+ whp applications. This kit provides strengthened valve springs with steel retainers as a replacement for stock components where higher spring pressure and durability are required to support boosted or high-output engine builds.
Brian Crower Toyota 2JZGTE/Lexus 2JZGE HD Single Spring & Steel Retainer Kit (800+whp)